Underground Mine; Shotguns How Do They Do It? : Season 7 Episode 18
Discovery 51m
Aired: September 17th, 2010 @ 10:00 PM EST on Discovery
The working processes of America's largest mine, and how made-to-measure shotguns are manufactured.
Discovery 51m
Aired: September 17th, 2010 @ 10:00 PM EST on Discovery
The working processes of America's largest mine, and how made-to-measure shotguns are manufactured.
